KR970003769B1 - Aspherical eyepiece - Google Patents

Aspherical eyepiece Download PDF

Info

Publication number: KR970003769B1
Authority: KR; South Korea
Prior art keywords: eyepiece; aspherical; aspherical eyepiece
Prior art date: 1992-01-31
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Lifetime

Application number

KR93001312A

Other languages

Korean (ko)

Inventor

Ueno Yasunori

Kaneko Masanobu

Original Assignee

Nippon Kogaku Kk

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1992-01-31

Filing date

1993-01-29

Publication date

1997-03-21

1993-01-29 Application filed by Nippon Kogaku Kk filed Critical Nippon Kogaku Kk

1997-03-21 Application granted granted Critical

1997-03-21 Publication of KR970003769B1 publication Critical patent/KR970003769B1/en

2013-01-29 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B25/00—Eyepieces; Magnifying glasses
- G02B25/001—Eyepieces
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
- G02B23/18—Housings; Caps; Mountings; Supports, e.g. with counterweight for binocular arrangements

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Lenses (AREA)

KR93001312A 1992-01-31 1993-01-29 Aspherical eyepiece Expired - Lifetime KR970003769B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP4045981A JPH05215974A (en)	1992-01-31	1992-01-31	Aspherical ocular lens

Publications (1)

Publication Number	Publication Date
KR970003769B1 true KR970003769B1 (en)	1997-03-21

Family

ID=12734363

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR93001312A Expired - Lifetime KR970003769B1 (en)	1992-01-31	1993-01-29	Aspherical eyepiece

Country Status (4)

Country	Link
US (1)	US5568319A (en)
JP (1)	JPH05215974A (en)
KR (1)	KR970003769B1 (en)
DE (1)	DE4302514A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH07159704A (en) *	1993-12-01	1995-06-23	Olympus Optical Co Ltd	Eyepiece lens
JP3381409B2 (en) *	1994-09-07	2003-02-24	株式会社ニコン	Aspheric eyepiece
US5726808A (en) *	1995-09-04	1998-03-10	Nikon Corporation	Eyepiece lens with wide apparent field of view
JPH1062692A (en) *	1996-08-16	1998-03-06	Nikon Corp	Photomicrographic lens
US5986816A (en) *	1997-03-10	1999-11-16	Mitsubishi Denki Kabushiki Kaisha	Eyepiece optical system and eyepiece image display device
US6530929B1 (en)	1999-10-20	2003-03-11	Sdgi Holdings, Inc.	Instruments for stabilization of bony structures
JP4673027B2 (en) *	2004-09-29	2011-04-20	株式会社ニコンビジョン	Eyepiece
DE102006026419B4 (en) *	2006-06-03	2014-12-04	Leica Camera Ag	Zielfernrohrokular with far projecting exit pupil
JP2009282178A (en)	2008-05-21	2009-12-03	Olympus Imaging Corp	Viewing optical system and imaging apparatus using the same
JP2009282179A (en)	2008-05-21	2009-12-03	Olympus Imaging Corp	Viewing optical system and imaging apparatus using the same
JP7159500B2 (en) *	2020-10-02	2022-10-24	キヤノン株式会社	Eyepiece optical system and observation device having the same
JP7124027B2 (en) *	2020-10-02	2022-08-23	キヤノン株式会社	Eyepiece optical system and observation device having the same
EP4009092A1 (en)	2020-12-04	2022-06-08	Hexagon Technology Center GmbH	Compensation of pupil aberration of a lens objective
JP7362871B2 (en) *	2022-07-25	2023-10-17	キヤノン株式会社	Eyepiece optical system and observation device having the same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2234716A (en) *	1938-12-30	1941-03-11	Eastman Kodak Co	View finder for cameras
US3158677A (en) *	1960-12-19	1964-11-24	Pierre J B Lacomme	Wide angle oculars
US3788732A (en) *	1972-09-11	1974-01-29	American Optical Corp	Four component microscope eyepiece
US3975088A (en) *	1975-08-01	1976-08-17	American Optical Corporation	Three element eyepiece with magnification of 12X
JPS61108366A (en) *	1984-11-01	1986-05-27	Yasuji Yoshida	Citrus liquor manufacturing method
JPS648516A (en) *	1987-07-01	1989-01-12	Canon Denshi Kk	Optical system driver
US5162945A (en) *	1989-06-27	1992-11-10	Asahi Kogaku Kogyo K.K.	Ocular lens system

1992
- 1992-01-31 JP JP4045981A patent/JPH05215974A/en active Pending
1993
- 1993-01-29 KR KR93001312A patent/KR970003769B1/en not_active Expired - Lifetime
- 1993-01-29 DE DE4302514A patent/DE4302514A1/en not_active Withdrawn
1995
- 1995-05-15 US US08/441,061 patent/US5568319A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JPH05215974A (en)	1993-08-27
DE4302514A1 (en)	1993-08-05
US5568319A (en)	1996-10-22

Publication	Publication Date	Title
AU119690S (en)	1994-03-17	Eyeglasses
AU120323S (en)	1994-05-16	Eyeglasses
GB9501248D0 (en)	1995-03-15	Helmet-mounted optical ststems
GB9404907D0 (en)	1994-05-25	Spectacles
GB2277721B (en)	1997-04-23	Optical ranging
GB2248120B (en)	1994-03-23	Binoculars
KR970003769B1 (en)	1997-03-21	Aspherical eyepiece
GB9321826D0 (en)	1993-12-15	Progressive lens series
GB2269240B (en)	1996-05-08	Lens barrel
GB9308224D0 (en)	1993-06-02	Optical device
EP0587914A4 (en)	1994-09-14	Asymmetric lens
GB9207400D0 (en)	1992-05-13	Novel use
GB2271840B (en)	1996-02-21	Optical indicating arrangement
GB9414125D0 (en)	1994-08-31	Lens system
GB2282235B (en)	1997-01-08	Optical star-coupler
EP0515334A3 (en)	1993-03-17	Sight
GB2279467B (en)	1996-06-12	Four prism assembly
CA70104S (en)	1992-02-25	Sunglasses
GB9213768D0 (en)	1992-08-12	Optical sight
GB9306792D0 (en)	1993-05-26	Optic guidway
CS290190A2 (en)	1991-12-17	Luminous wide-angle objective
GB2289141B (en)	1996-05-08	Lens barrel
AU115126S (en)	1992-09-16	Spectacles
AU114997S (en)	1992-08-31	Spectacles
GB2274658B (en)	1996-10-23	Optical store

Legal Events

Date	Code	Title	Description
1993-01-29	A201	Request for examination
1997-02-18	G160	Decision to publish patent application
1997-05-31	E701	Decision to grant or registration of patent right
1997-08-04	GRNT	Written decision to grant
2008-07-21	FPAY	Annual fee payment	Payment date: 20080721 Year of fee payment: 12
2009-08-05	LAPS	Lapse due to unpaid annual fee